./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2130977652141f87aaeab3d55d3a6ad4866e75f526c9ed5f7fd20a11fd2ef6f1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:56:43,083 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:56:43,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:56:43,230 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:56:43,231 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:56:43,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:56:43,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:56:43,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:56:43,279 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:56:43,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:56:43,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:56:43,286 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:56:43,287 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:56:43,289 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:56:43,289 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:56:43,290 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:56:43,290 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:56:43,291 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:56:43,291 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:56:43,292 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:56:43,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:56:43,298 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:56:43,299 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:56:43,299 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:56:43,299 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:56:43,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:56:43,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:43,301 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:56:43,302 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:56:43,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:56:43,304 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:56:43,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:56:43,304 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:56:43,304 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2130977652141f87aaeab3d55d3a6ad4866e75f526c9ed5f7fd20a11fd2ef6f1 [2023-11-19 03:56:43,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:56:43,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:56:43,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:56:43,664 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:56:43,664 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:56:43,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i [2023-11-19 03:56:46,803 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:56:47,187 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:56:47,194 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i [2023-11-19 03:56:47,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/data/1885c1414/776de6787ca64a11b29ed77447ecf791/FLAGf778fb467 [2023-11-19 03:56:47,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/data/1885c1414/776de6787ca64a11b29ed77447ecf791 [2023-11-19 03:56:47,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:56:47,244 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:56:47,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:47,248 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:56:47,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:56:47,255 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:47,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@419192f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47, skipping insertion in model container [2023-11-19 03:56:47,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:47,344 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:56:47,504 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i[916,929] [2023-11-19 03:56:47,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:47,743 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:56:47,758 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i[916,929] [2023-11-19 03:56:47,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:47,884 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:56:47,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47 WrapperNode [2023-11-19 03:56:47,885 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:47,886 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:47,886 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:56:47,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:56:47,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:47,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:48,018 INFO L138 Inliner]: procedures = 26, calls = 78, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 483 [2023-11-19 03:56:48,018 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:48,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:56:48,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:56:48,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:56:48,040 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:48,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:48,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:48,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:48,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:48,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:48,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:48,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:48,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:56:48,137 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:56:48,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:56:48,138 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:56:48,139 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:47" (1/1) ... [2023-11-19 03:56:48,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:48,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:56:48,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:56:48,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:56:48,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:56:48,224 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:56:48,225 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:56:48,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:56:48,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:56:48,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:56:48,409 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:56:48,412 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:56:49,739 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:56:51,188 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:56:51,188 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:56:51,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:51 BoogieIcfgContainer [2023-11-19 03:56:51,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:56:51,200 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:56:51,200 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:56:51,213 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:56:51,213 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:51" (1/1) ... [2023-11-19 03:56:51,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:56:51,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:51,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 110 states and 175 transitions. [2023-11-19 03:56:51,320 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 175 transitions. [2023-11-19 03:56:51,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-19 03:56:51,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:51,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:56:52,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:57:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 03:57:02,857 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:57:02,862 INFO L158 Benchmark]: Toolchain (without parser) took 15616.56ms. Allocated memory was 174.1MB in the beginning and 224.4MB in the end (delta: 50.3MB). Free memory was 125.8MB in the beginning and 142.9MB in the end (delta: -17.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2023-11-19 03:57:02,863 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:02,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 637.73ms. Allocated memory is still 174.1MB. Free memory was 125.3MB in the beginning and 99.0MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:57:02,867 INFO L158 Benchmark]: Boogie Procedure Inliner took 132.61ms. Allocated memory is still 174.1MB. Free memory was 99.0MB in the beginning and 84.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:57:02,868 INFO L158 Benchmark]: Boogie Preprocessor took 117.12ms. Allocated memory is still 174.1MB. Free memory was 84.4MB in the beginning and 78.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:57:02,869 INFO L158 Benchmark]: RCFGBuilder took 3061.09ms. Allocated memory was 174.1MB in the beginning and 224.4MB in the end (delta: 50.3MB). Free memory was 78.6MB in the beginning and 109.9MB in the end (delta: -31.3MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2023-11-19 03:57:02,871 INFO L158 Benchmark]: CodeCheck took 11659.93ms. Allocated memory is still 224.4MB. Free memory was 108.8MB in the beginning and 142.9MB in the end (delta: -34.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:02,882 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 637.73ms. Allocated memory is still 174.1MB. Free memory was 125.3MB in the beginning and 99.0MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 132.61ms. Allocated memory is still 174.1MB. Free memory was 99.0MB in the beginning and 84.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.12ms. Allocated memory is still 174.1MB. Free memory was 84.4MB in the beginning and 78.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3061.09ms. Allocated memory was 174.1MB in the beginning and 224.4MB in the end (delta: 50.3MB). Free memory was 78.6MB in the beginning and 109.9MB in the end (delta: -31.3MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * CodeCheck took 11659.93ms. Allocated memory is still 224.4MB. Free memory was 108.8MB in the beginning and 142.9MB in the end (delta: -34.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:57:02,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2130977652141f87aaeab3d55d3a6ad4866e75f526c9ed5f7fd20a11fd2ef6f1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:05,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:05,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:57:05,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:05,946 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:57:05,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:57:05,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:05,949 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:05,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:05,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:57:05,957 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:57:05,958 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:57:05,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:05,960 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:57:05,961 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:05,961 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:57:05,962 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:57:05,963 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:57:05,963 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:57:05,964 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:57:05,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:57:05,966 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:05,966 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:05,967 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:05,967 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:05,968 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:05,969 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:57:05,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:05,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:05,971 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:05,972 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:05,973 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:57:05,973 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:57:05,974 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:05,974 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:57:05,974 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:57:05,975 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:57:05,975 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2130977652141f87aaeab3d55d3a6ad4866e75f526c9ed5f7fd20a11fd2ef6f1 [2023-11-19 03:57:06,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:06,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:06,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:06,536 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:06,536 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:06,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i [2023-11-19 03:57:09,774 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:10,104 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:10,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i [2023-11-19 03:57:10,120 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/data/de36ee158/f3a69c44623e4130b041caf2a8668adf/FLAG9049bcfc2 [2023-11-19 03:57:10,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/data/de36ee158/f3a69c44623e4130b041caf2a8668adf [2023-11-19 03:57:10,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:10,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:10,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:10,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:10,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:10,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:10" (1/1) ... [2023-11-19 03:57:10,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@783486ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:10, skipping insertion in model container [2023-11-19 03:57:10,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:10" (1/1) ... [2023-11-19 03:57:10,221 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:10,434 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i[916,929] [2023-11-19 03:57:10,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:10,737 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:10,751 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-10.i[916,929] [2023-11-19 03:57:10,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:11,006 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:11,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11 WrapperNode [2023-11-19 03:57:11,008 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:11,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:11,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:11,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:11,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11" (1/1) ... [2023-11-19 03:57:11,062 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11" (1/1) ... [2023-11-19 03:57:11,158 INFO L138 Inliner]: procedures = 27, calls = 78, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 402 [2023-11-19 03:57:11,159 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:11,160 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:11,160 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:11,160 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:11,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11" (1/1) ... [2023-11-19 03:57:11,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11" (1/1) ... [2023-11-19 03:57:11,180 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11" (1/1) ... [2023-11-19 03:57:11,180 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11" (1/1) ... [2023-11-19 03:57:11,239 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11" (1/1) ... [2023-11-19 03:57:11,258 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11" (1/1) ... [2023-11-19 03:57:11,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11" (1/1) ... [2023-11-19 03:57:11,280 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11" (1/1) ... [2023-11-19 03:57:11,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:11,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:11,302 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:11,302 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:11,303 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:11" (1/1) ... [2023-11-19 03:57:11,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:11,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:11,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:11,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:11,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:57:11,389 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:57:11,389 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:57:11,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:11,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:11,525 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:11,530 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:25,530 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:26,238 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:26,239 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:57:26,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:26 BoogieIcfgContainer [2023-11-19 03:57:26,247 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:26,248 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:26,249 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:26,258 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:26,260 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:26" (1/1) ... [2023-11-19 03:57:26,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:57:26,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:26,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 110 states and 175 transitions. [2023-11-19 03:57:26,352 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 175 transitions. [2023-11-19 03:57:26,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-11-19 03:57:26,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:26,376 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:26,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:57:26,382 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:57:26,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:57:33,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:33,256 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:57:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-19 03:57:43,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:57:43,619 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:57:43,624 INFO L158 Benchmark]: Toolchain (without parser) took 33481.53ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 50.5MB in the beginning and 59.8MB in the end (delta: -9.3MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2023-11-19 03:57:43,625 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:43,626 INFO L158 Benchmark]: CACSL2BoogieTranslator took 864.89ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 50.4MB in the beginning and 66.8MB in the end (delta: -16.4MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-11-19 03:57:43,626 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.97ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 62.0MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:57:43,627 INFO L158 Benchmark]: Boogie Preprocessor took 140.81ms. Allocated memory is still 94.4MB. Free memory was 62.0MB in the beginning and 57.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:57:43,628 INFO L158 Benchmark]: RCFGBuilder took 14945.63ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 47.4MB in the end (delta: 10.5MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-11-19 03:57:43,629 INFO L158 Benchmark]: CodeCheck took 17374.01ms. Allocated memory is still 94.4MB. Free memory was 47.4MB in the beginning and 59.8MB in the end (delta: -12.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-11-19 03:57:43,633 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 864.89ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 50.4MB in the beginning and 66.8MB in the end (delta: -16.4MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.97ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 62.0MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.81ms. Allocated memory is still 94.4MB. Free memory was 62.0MB in the beginning and 57.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 14945.63ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 47.4MB in the end (delta: 10.5MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * CodeCheck took 17374.01ms. Allocated memory is still 94.4MB. Free memory was 47.4MB in the beginning and 59.8MB in the end (delta: -12.4MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:57:43,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7caa3486-6432-4bcc-be8b-84a67ee59814/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown